Preparation
Cook the potatoes in boiling salted water for about 30 minutes until tender. Drain and peel.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_1_M.jpg)
Press the potatoes through a potato ricer. Leave to cool.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_2_M.jpg)
Add the egg and knead with enough flour to make a smooth, not sticky dough. Season with salt and nutmeg.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_3_M.jpg)
Shape the dough into rolls of about xxcm.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_4_M.jpg)
Cut the rolls into 2-3cm pieces and roll into balls.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_5_M.jpg)
On a floured surface, press each ball with the prongs of a fork. Leave the gnocchi to rest for about 20 minutes.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_6_M.jpg)
Peel the onion and cut into half rings. Peel and dice the garlic. Heat the olive oil in a frying pan, saute the onion and garlic until softened. Add the bay leaves and crushed chilies.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_7_M.jpg)
Chop the pancetta, add to the pan and cook until browned. Pour in the white wine and bring to the boil.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_8_M.jpg)
Add the tomatoes and season with salt, pepper and sugar. Cover and simmer gently for 10-15 minutes.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_9_M.jpg)
Meanwhile, cook the gnocchi (in batches) in a pan of boiling salted water until they float to the surface. Remove with a slotted spoon and leave to drain.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_10_M.jpg)
Place the drained gnocchi in the pan with the tomato sauce.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_11_M.jpg)
Stir briefly and scatter over half of the pecorino. Place in deep plates and serve the remaining cheese on the side.
![](https://blog.liebherr.com/wp-content/lh-recipe-images/000164/000164_step_12_M.jpg)